On prom day, Jessie Shaw is about to graduate from Shadybeverly High School and head off to college. But her former friend-turned-enemy, the psychopath Tiffany Quinn, poses as the Killer Clown, dressed in a prom suit, attempts to murder teenagers at the prom, stalks her, and wants her to be with him. Will Jessie and her friends have to save themselves from the Killer Clown?
